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The chromosomes of Euschistus variolarius, Euschistus servus and the hybrids of the F1and F2generations

โœ Scribed by Katharine Foot; E. C. Strobell

Publisher
Springer
Year
1915
Tongue
English
Weight
86 KB
Volume
15
Category
Article
ISSN
1617-4615

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โœ K. C. Armstrong ๐Ÿ“‚ Article ๐Ÿ“… 1990 ๐Ÿ› Springer ๐ŸŒ English โš– 598 KB

Hybrids between B. inermis Leyss (2n=8x=56) and B. riparius Rehm. (2n=10x=70) were easily made. The F1 hybrids had a fertility of 20%-50% under open pollination and backcrossing to B. inermis. Chromosome pairing in B. riparius was predominantly as bivalents (29.04-33.85 per cell for plant means). Bi